Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
92803121Factored
FactorDigitsBitsDate
3132728829264417235596474719658769130338124.62019-11-25 09:18:16
P-1 factors
DateFactorB1B2
2019-11-253132728829264417235596474719658769130377000015400000
History
DateUserTypeResult
2019-11-25krackerF-PM1
Factor: 31327288292644172355964747196587691303 / (P-1, B1=770000, B2=15400000)
2019-07-21TheJudgerNF
no factor from 2^76 to 2^77
2019-07-21TheJudgerNF
no factor from 2^75 to 2^76
2019-07-21TheJudgerNF
no factor from 2^74 to 2^75
2019-03-31gcardonaNF
no factor from 2^73 to 2^74
2019-02-02DerekNF
no factor from 2^72 to 2^73
2018-04-25storm5510NF
no factor from 2^71 to 2^72
2014-09-24PascalBieriNF
no factor from 2^70 to 2^71
2014-04-08hkskypNF
no factor from 2^69 to 2^70
2014-04-08hkskypNF
no factor from 2^68 to 2^69
2014-04-08hkskypNF
no factor from 2^67 to 2^68
2014-02-06BronzemanNF
no factor from 2^66 to 2^67
2014-02-06-Anonymous-NF
no factor from 2^66 to 2^67
2013-07-13David CampeauNF
no factor from 2^65 to 2^66
2010-12-30Architects CubedNF
no factor from 2^64 to 2^65